What is the most abundant gas in the atmosphere?
Understand the Problem
The question is asking about the composition of Earth's atmosphere, specifically which gas is the most prevalent. We will identify the primary component of the atmosphere to provide the answer.
Answer
Nitrogen
The final answer is Nitrogen
Answer for screen readers
The final answer is Nitrogen
More Information
Nitrogen makes up about 78% of Earth's atmosphere by volume.
Tips
A common mistake is to assume oxygen is the most abundant gas because it is essential for human life, but it actually only makes up about 21% of the atmosphere.
Sources
- NASA - Earth’s Atmosphere Composition - nasa.gov
- National Geographic - Earth's Atmosphere - nationalgeographic.org
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